Only Connect - Series 2 - Mathematicians v Cambridge Quiz Society - Semi-Final

Quiz show presented by Victoria Coren in which knowledge will only take you so far, as patience and lateral thinking are also vital. In the first semi-final, three mathematicians pit their logical skills against the wits of the Cambridge Quiz Society. They compete to draw together the connections between things which, at first glance, seem utterly bereft of associations. How does Lord Kelvin of Largs link to George Orwell via the Ebola virus and India?